Finding the Fourth Proportional to 11,764,455.21, 16,235,436.27 and 6,537,443.85
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Solution
The fourth proportional to 11,764,455.21, 16,235,436.27 and 6,537,443.85 is: 9,021,943.74
Step by Step Solution
- Step 1: Write the proportion equation
11,764,455.21 : 16,235,436.27 = 6,537,443.85 : x - Step 2: Convert to fraction form
11,764,455.21/16,235,436.27 = 6,537,443.85/x - Step 3: Cross multiply
11,764,455.21x = 16,235,436.27 × 6,537,443.85 - Step 4: Simplify right side
11,764,455.21x = 106,138,252,995,378.44 - Step 5: Solve for x
x = 106,138,252,995,378.44/11,764,455.21 - Step 6: Final answer
x = 9,021,943.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.